#define _CRT_SECURE_NO_WARNINGS 1
#include<iostream>
#include<string>
using namespace std;

//int main()
//{
//	cout << "111111" << endl;
//	cerr << "111111" << endl;
//
//}


int main()
{
	string str;
	while (cin >> str)
	{
		cout << str;
	}
}

